import { PageContainer } from '@ant-design/pro-components';
import { useModel } from '@umijs/max';
import { Card, theme } from 'antd';
import React from 'react';
import Footer from '@/components/Footer';
import { createStyles } from 'antd-style';

const useStyles = createStyles(({ token }) => ({
  footer: {
    position: 'fixed',
    bottom: 0,
    left: '200px',
    right: '16px',
    textAlign: 'center',
    padding: '16px 0',
    background: 'transparent',
    zIndex: 999,
  },
}));

/**
 * 每个单独的卡片，为了复用样式抽成了组件
 * @param param0
 * @returns
 */
const InfoCard: React.FC<{
  title: string;
  index: number;
  desc: string;
  href: string;
}> = ({ title, href, index, desc }) => {
  const { useToken } = theme;

  const { token } = useToken();

  return (
    <div
      style={{
        backgroundColor: token.colorBgContainer,
        boxShadow: token.boxShadow,
        borderRadius: '8px',
        fontSize: '14px',
        color: token.colorTextSecondary,
        lineHeight: '22px',
        padding: '16px 19px',
        minWidth: '220px',
        flex: 1,
      }}
    >
      <div
        style={{
          display: 'flex',
          gap: '4px',
          alignItems: 'center',
        }}
      >
        <div
          style={{
            width: 48,
            height: 48,
            lineHeight: '22px',
            backgroundSize: '100%',
            textAlign: 'center',
            padding: '8px 16px 16px 12px',
            color: '#FFF',
            fontWeight: 'bold',
            backgroundImage:
              "url('https://gw.alipayobjects.com/zos/bmw-prod/daaf8d50-8e6d-4251-905d-676a24ddfa12.svg')",
          }}
        >
          {index}
        </div>
        <div
          style={{
            fontSize: '16px',
            color: token.colorText,
            paddingBottom: 8,
          }}
        >
          {title}
        </div>
      </div>
      <div
        style={{
          fontSize: '14px',
          color: token.colorTextSecondary,
          textAlign: 'justify',
          lineHeight: '22px',
          marginBottom: 8,
        }}
      >
        {desc}
      </div>
      <a href={href} target="_blank" rel="noreferrer">
        了解更多 {'>'}
      </a>
    </div>
  );
};

const Welcome: React.FC = () => {
  const { token } = theme.useToken();
  const { initialState } = useModel('@@initialState');
  const { styles } = useStyles();
  
  return (
    <>
      <PageContainer
        style={{
          paddingBottom: '60px', // 为固定 Footer 留出空间
        }}
      >
        <Card
          style={{
            borderRadius: 8,
          }}
          bodyStyle={{
            backgroundImage:
              initialState?.settings?.navTheme === 'realDark'
                ? 'background-image: linear-gradient(75deg, #1A1B1F 0%, #191C1F 100%)'
                : 'background-image: linear-gradient(75deg, #FBFDFF 0%, #F5F7FF 100%)',
          }}
        >
          <div
            style={{
              backgroundPosition: '100% -30%',
              backgroundRepeat: 'no-repeat',
              backgroundSize: '274px auto',
              backgroundImage:
                "url('https://gw.alipayobjects.com/mdn/rms_a9745b/afts/img/A*BuFmQqsB2iAAAAAAAAAAAAAAARQnAQ')",
            }}
          >
            <div
              style={{
                fontSize: '20px',
                color: token.colorTextHeading,
              }}
            >
              欢迎使用 Ant Design Pro
            </div>
            <p
              style={{
                fontSize: '14px',
                color: token.colorTextSecondary,
                lineHeight: '22px',
                marginTop: 16,
                marginBottom: 32,
                width: '65%',
              }}
            >
              Ant Design Pro 是一个整合了 umi，Ant Design 和 ProComponents
              的脚手架方案。致力于在设计规范和基础组件的基础上，继续向上构建，提炼出典型模板/业务组件/配套设计资源，进一步提升企业级中后台产品设计研发过程中的『用户』和『设计者』的体验。
            </p>
            <div
              style={{
                display: 'flex',
                flexWrap: 'wrap',
                gap: 16,
              }}
            >
              <InfoCard
                index={1}
                href="https://umijs.org/docs/introduce/introduce"
                title="了解 umi"
                desc="umi 是一个可扩展的企业级前端应用框架,umi 以路由为基础的，同时支持配置式路由和约定式路由，保证路由的功能完备，并以此进行功能扩展。"
              />
              <InfoCard
                index={2}
                title="了解 ant design"
                href="https://ant.design"
                desc="antd 是基于 Ant Design 设计体系的 React UI 组件库，主要用于研发企业级中后台产品。"
              />
              <InfoCard
                index={3}
                title="了解 Pro Components"
                href="https://procomponents.ant.design"
                desc="ProComponents 是一个基于 Ant Design 做了更高抽象的模板组件，以 一个组件就是一个页面为开发理念，为中后台开发带来更好的体验。"
              />
            </div>
          </div>
        </Card>
      </PageContainer>
      
      <div className={styles.footer}>
        <Footer />
      </div>
    </>
  );
};

export default Welcome;
